[Elecraft] K3 ERR 12 V

[DGB]

Just finished up the jumper trick. Working great now!

73 Dwight NS9I

On 9/6/2015 9:22 AM, Roger D Johnson wrote:
> It's pretty easy to jumper around the pins.
>
> 73, Roger
>
>
> On 9/6/2015 8:13 AM, Joe Subich, W4TV wrote:
>>
>> What is you serial number?
>>
>> Intermittent ERR 12V is one early warning sign of the "burned
>> 12V pins" on the KPAIO3 and KPA3 boards.  If you have an early
>> K3 that did not have the "gold pins" on P68B of the KPA3 and
>> J68B of the KPAIO3, I would be making plans to get them changed.
>>
>> 73,
>>
>>    ... Joe, W4TV
>>
>>
>> On 9/6/2015 7:12 AM, Kurt Wiksten wrote:
>>> During the ongoing All Asia Contest, after a few hours of sleep, I 
>>> started to call Cq on 20m using my Acom 1000+ K3 at 50 W.
>>> After about 20 minutes I noticed ERR 12Volt and the power went down 
>>> to 5 W so I switched off the K3 and power supply.
>>> After some 15 minutes of thinking I restarted the power supply and 
>>> the K3. I worked some stations and called CQ for abaut 15 minutes.
>>> Then again I got the ERR 12V message and K3 switched to 5 W.
>>> After more thinking and reading the Manuel, I decided to try again 
>>> but this time monitor the supply voltage, current drain and PA temp.
>>> I am using a regulated DC Power supply rated 13.8V and 30A.
>>> During this 10 min I operated barefoot with K3, power at 100W.
>>> Power supply voltage steady on 13.9V. Current drain on listning at 
>>> 0.94A. Current drain on voice(SSB): 2 - 15A
>>> PA-temp: 38-40 degreesC
>>> As the power supply seems to do its job OK  I wonder if something is 
>>> intermittently wrong with the K3 PA??
>>> Any suggestions would be appreciated!!
>>>
>>> 73 de Kurt/SM6BGG
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